Genuine Dell 1G28H Y451H NVIDIA Quadro FX 4800 1.5 GB GDDR3 PCI-E PCI-Express 2.0 x16 DVI DisplayPort Full Height Graphics Video Card Compatible Part Numbers: 1G28H Y451H Dell Nvidia Quadro FX 4800 1.5GB GDDR3 PCI-e Video Card 1G28H w/ DP to DVI Cable Dell Nvidia Quadro FX 4800 1.5GB GDDR3 PCI-e Video Card 1G28H w/ DP to DVI Cable